Iran Occupational Health

  Background and aims: Femalenurses are among people who exposed to various stressors because of their critical job conditions. This exposure predisposes them to stress and emotional exhaustion. One of the important stressors in nurses' workplaces is injustice. The purpose of this study is to investigate the role of injustice on stress and emotional exhaustion in a multilevel model.

  Methods: The present study is a modern descriptive correlation one. Research statistical population included the female nurses of a hospital in Esfahan City in autumn 1389 (140 nurses), among them, 100 persons were selected using convenience sampling. The data gathering instruments were job stress questionnaire with 5 items, emotional exhaustion with 9 items and three questionnaires, each with 3 items for distributive, procedural and interactional injustice. Data were analyzed using structural equation modeling (SEM) and mediation analysis.

  Results: The results indicated that, there were positive significant relationship between distributive, procedural and interactional injustice with female nurses' stress and emotional exhaustion (P<0.01). The results of SEM indicated that, in two level relationships, there were direct relationships between interactional and procedural injustice with job stress and between job stress with emotional exhaustion, but there was no direct relationship between distributive injustice and job stress. Mediation analysis also showed that job stress is a complete mediator variable in relations between procedural and interactional injustice with emotional exhaustion.

  Conclusion: The evidences from confirmed model of the research indicated that, procedural and interactional injustice is a serious stressor for female nurses, which to continue, results in emotional exhaustion.